hah

an expression of amusement or derision, often used in writing to represent a short laugh

ja, ja, jajaja

Collocations hah, that's funny

• Hah! That joke is hilarious.

  ¡Ja! Ese chiste es hilarante.

an expression of surprise or shock, often used to show disbelief or amazement

¡vaya!, ¡qué sorpresa!

Collocations hah, I can't believe it

• Hah! You won the lottery?

  ¡Vaya! ¿Ganaste la lotería?